Search a number
-
+
130386 = 2331701
BaseRepresentation
bin11111110101010010
320121212010
4133311102
513133021
62443350
71052064
oct376522
9217763
10130386
1189a63
1263556
1347469
1435734
1528976
hex1fd52

130386 has 16 divisors (see below), whose sum is σ = 269568. Its totient is φ = 42000.

The previous prime is 130379. The next prime is 130399. The reversal of 130386 is 683031.

It is a Curzon number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 130386.

It is an unprimeable number.

130386 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165 + ... + 536.

It is an arithmetic number, because the mean of its divisors is an integer number (16848).

2130386 is an apocalyptic number.

130386 is an abundant number, since it is smaller than the sum of its proper divisors (139182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130386 is a wasteful number, since it uses less digits than its factorization.

130386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 130386 is about 361.0900164779. The cubic root of 130386 is about 50.7080590498.

The spelling of 130386 in words is "one hundred thirty thousand, three hundred eighty-six".

Divisors: 1 2 3 6 31 62 93 186 701 1402 2103 4206 21731 43462 65193 130386